Are direct flights from Singapore to Portland always the best option?

Direct flights are often convenient, saving travel time and avoiding layovers. However, they may not always be the cheapest option. Flights with one or more connections can sometimes be significantly more affordable, depending on the route and airline.

Can flexible travel dates help on Singapore to Portland flights?

Yes, being flexible with your travel dates can often lead to finding more budget-friendly flights. Prices can fluctuate significantly even within the same week. Using a flexible date search tool can help you pinpoint the most affordable days to fly.

What extra costs should I check before booking Singapore to Portland flights?

Before booking, always check for potential extra costs such as baggage fees, seat selection charges, and in-flight meal costs. Some airlines may also charge for amenities like Wi-Fi or entertainment. These additional fees can impact the overall price of your ticket.

Flights From Singapore

To Portland

Cheap Flights from Singapore to Portland

Browse current best options from Singapore. Become a member to unlock all deals and get alerts when new deals appear.

Deals from

Singapore

RatePunk searches hundreds of travel sites at once for deals on flights to Portland

Prices updated today

462 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated Sep 15, 2026.)

Today’s best flight deals from Singapore to Portland

Explore current cheapest deals departing from Singapore to Portland

2026-11-19 – 2026-11-29
SIN - Portland
82% AI deal score
$1,079
$956
Round trip
2026-10-15 – 2026-10-28
SIN - Portland
87% AI deal score
$1,132
$958
Round trip
2026-11-21 – 2026-11-29
SIN - Portland
81% AI deal score
$1,083
$970
Round trip
2026-11-05 – 2026-11-17
SIN - Portland
80% AI deal score
$1,061
$971
Round trip
2026-10-22 – 2026-10-25
SIN - Portland
89% AI deal score
$1,240
$973
Round trip
2026-12-18 – 2026-12-31
SIN - Portland
90% AI deal score
$1,372
$973
Round trip
2027-01-20 – 2027-01-27
SIN - Portland
84% AI deal score
$1,161
$1,000
Round trip
2027-02-01 – 2027-02-19
SIN - Portland
81% AI deal score
$1,080
$1,000
Round trip
2027-02-01 – 2027-02-14
SIN - Portland
81% AI deal score
$1,073
$1,001
Round trip
2026-11-11 – 2026-11-25
SIN - Portland
79% AI deal score
$1,076
$1,006
Round trip

Singapore to Portland: Overview

Insights for flights from Singapore to Portland

The journey from Singapore to Portland covers a substantial distance of 13,081 kilometers, classifying it as a long-haul route. For travelers looking for cheap flights from Singapore to Portland, it is important to consider the extended travel time and potential connections involved in such a long journey. This distance typically means that itineraries will include multiple stops.

Right now, fares for flights from Singapore to Portland typically range from $1406–$2016, with a median of $1487. Current fares are significantly below the typical level, indicating a potentially good time to consider booking. However, the share of recent fares classified as a good price is 0%, suggesting that while current prices are lower, they may not yet represent exceptional value. Deals are infrequent for this route, so setting up a price alert could be beneficial.

If you are wondering when is the cheapest time to fly from Singapore to Portland, the data indicates that November is typically the most affordable month, with a median fare of $612. Other relatively inexpensive months include February, with a median fare of $1077, and January, with a median fare of $1095. Planning your trip during these months could lead to significant savings.

Most itineraries for flights from Singapore to Portland involve connections. The data shows that 0% of recent fares were non-stop, meaning most itineraries connect at least once. When connecting, the median number of stopovers is 3, which contributes to a longer overall travel time.

A typical journey from Singapore to Portland, including connections, takes approximately 53h 21m. This extended duration is due to the long-haul nature of the route and the necessity of multiple stopovers. Travelers should factor in this significant travel time when planning their trip.

How much is a round trip from Singapore to Portland

Regular price: $988 - $1,440

Prices are currently below the regular range for flights from Singapore Changi to Portland International.

The regular price range for flights from Singapore to Portland is typically between $988 and $1440. The current lowest deal is $956 with Air Canada, for travel from November 19 to November 29.

now $956

Low $988

High $1,440

The cheapest time to fly from Singapore to Portland

The cheapest month to fly from Singapore to Portland is November, with a median price of $612. The most expensive month is August, with a median price of $2316. Prices are generally lower from January to November.

November

Cheapest

Flights from $612

August

Most Expensive

Flights from $2,316

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Nov

Direct flights from Singapore to Portland

Singapore Airlines

Alaska Airlines, Inc.

Air Canada

China Airlines

Last-minute flights going from Singapore to Portland

Thu, Oct 1

⌛ Last-Minute

SIN - Portland

Singapore (SIN) - Portland (PDX)

Air Canada

$1,130

$1,094

One-way

Thu, Oct 1

⌛ Last-Minute

SIN - Portland

Singapore (SIN) - Portland (PDX)

Air Canada

$1,129

$1,097

One-way

Thu, Oct 1

⌛ Last-Minute

SIN - Portland

Singapore (SIN) - Portland (PDX)

China Airlines

$1,129

$1,203

One-way

Thu, Oct 1

⌛ Last-Minute

SIN - Portland

Singapore (SIN) - Portland (PDX)

China Airlines

$1,137

$1,208

One-way

Sun, Oct 4

⌛ Last-Minute

SIN - Portland

Singapore (SIN) - Portland (PDX)

Air Canada

$1,225

$1,223

One-way

Sat, Oct 10

⌛ Last-Minute

SIN - Portland

Singapore (SIN) - Portland (PDX)

Japan Airlines

$1,149

$1,023

One-way

Biggest price drops on these dates for flights from Singapore to Portland

13 nights

Dec 18 - Dec 31

$1,372 → $973

29%

29 nights

Dec 22 - Jan 20

$1,362 → $1,089

20%

3 nights

Oct 22 - Oct 25

$1,240 → $973

22%

13 nights

Oct 15 - Oct 28

$1,132 → $958

15%

Popular Airports to fly from Singapore to Portland

Singapore - Portland route insights

💸 Price insights

Recent fares are below the typical level

Recent fares from Singapore to Portland are below the typical level at $956.

📅 Best time to fly

November is the cheapest month to fly

Historically, November is the cheapest month to fly, with a median price of $612.

⏱️ Flight duration

Flights typically take 53h 21m

Flights from Singapore to Portland typically take 53h 21m, with a median of 3 stopovers.

✈️ Airlines & availability

Connecting flights are dominant on this route

Connecting flights are dominant, with no direct flights available on this long-haul route.

🏆 Airline highlight

Air Canada offers a recent deal

Air Canada recently offered a deal for $956 from November 19-29.

🎯 Booking tip

Deals are rare on this route

Deals for flights from Singapore to Portland are rare, so book when you see a good price.

Singapore main airports to depart from

Singapore Changi (SIN)

Cheapest

Singapore Changi Airport is a convenient departure point for flights from Singapore to Portland.

📍 ~19 km from city center (reachable by car or train)

💸 Flights from ~$971

Portland main airports to arrive at

Portland International (PDX)

Cheapest

Portland International Airport is a convenient arrival option for flights from Singapore to Portland.

📍 ~10 km from Portland (reachable by car)

💸 Flights from ~$1,001

Airports nearby Portland used as alternative

Seattle–Tacoma International (SEA)

Cheapest

This major international hub often provides more competitive pricing and significantly more flight options than PDX.

📍 ~225 km from Portland (reachable by car or train)

💸 Flights from ~$799

Business & First Class Flight Deals to Portland

Discover luxury on the budget with premium cabin class on flights from Singapore to Portland.

Elite

Best Elite deals to Portland

Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.

From SIN

Elite

Dec 10

Portland, United States

94% AI deal score

$7,549

$2,943

Save $4,606

Vietnam Airlines, +1

Business Class

From SIN

Elite

Dec 10

Portland, United States

94% AI deal score

$7,490

$2,979

Save $4,511

Vietnam Airlines, +1

Business Class

From SIN

Elite

Dec 10

Portland, United States

94% AI deal score

$7,490

$3,071

Save $4,419

Vietnam Airlines, +1

Business Class

From SIN

Elite

Dec 10

Portland, United States

94% AI deal score

$7,490

$3,123

Save $4,367

Vietnam Airlines, +1

Business Class

From SIN

Elite

Dec 10

Portland, United States

93% AI deal score

$7,490

$3,277

Save $4,213

Vietnam Airlines, +1

Business Class

From SIN

Elite

Oct 15

Portland, United States

93% AI deal score

$7,750

$4,536

Save $3,214

2GO, +1

Business Class

From SIN

Elite

Oct 23

Portland, United States

93% AI deal score

$7,407

$4,570

Save $2,837

2GO, +1

Business Class

From SIN

Elite

Oct 09

Portland, United States

92% AI deal score

$7,171

$4,533

Save $2,638

2GO, +1

Business Class

From SIN

Elite

Sep 21

Portland, United States

91% AI deal score

$7,219

$4,829

Save $2,390

2GO, +1

Business Class

From SIN

Elite

Sep 29

Portland, United States

91% AI deal score

$7,188

$4,939

Save $2,249

2GO, +1

Business Class

From SIN

Elite

Oct 18

Portland, United States

91% AI deal score

$7,645

$5,514

Save $2,131

Vietnam Airlines, +1

Business Class

From SIN

Elite

Oct 20

Portland, United States

91% AI deal score

$7,645

$5,590

Save $2,055

Vietnam Airlines, +1

Business Class

Frequently Asked Questions About Flights to Portland

To find more affordable flights, consider being flexible with your travel dates and times. Comparing prices across different airlines and booking platforms can also help you identify better deals. Sometimes, flying on weekdays or during off-peak seasons may result in lower fares.

Booking flights in advance, often several months before your intended departure, can sometimes lead to better prices. However, last-minute deals can also appear, so it's wise to monitor fare fluctuations. Prices can vary based on demand and seasonality.

Comparing nearby airports can sometimes reveal more economical flight options. While your primary destination is Portland, checking airports within a reasonable distance might offer alternative routes or lower fares. Always factor in the cost and time of ground transportation from a different airport.

Related routes

More routes from Singapore

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Flights to Portland from other cities

Flights from Anchorage to Portland Flights from Atlanta to Portland Flights from Austin to Portland Flights from Bangkok to Portland Flights from Barcelona to Portland Flights from Boston to Portland Flights from Chicago to Portland Flights from Copenhagen to Portland Flights from Denver to Portland Flights from Santa Ana to Portland Flights from Tokyo to Portland Flights from Zürich to Portland

Singapore to Portland: Overview

Insights for flights from Singapore to Portland

How much is a round trip from Singapore to Portland

Regular price: $988 - $1,440

Prices are currently below the regular range for flights from Singapore Changi to Portland International.

The regular price range for flights from Singapore to Portland is typically between $988 and $1440. The current lowest deal is $956 with Air Canada, for travel from November 19 to November 29.

now $956

Low $988

High $1,440

The cheapest time to fly from Singapore to Portland

November

Cheapest

Flights from $612

August

Most Expensive

Flights from $2,316

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Nov

Direct flights from Singapore to Portland

Singapore Airlines

Alaska Airlines, Inc.

Air Canada

China Airlines

Last-minute flights going from Singapore to Portland

Thu, Oct 1

⌛ Last-Minute

SIN - Portland

Singapore (SIN) - Portland (PDX)

Air Canada

$1,130

$1,094

One-way

Thu, Oct 1

⌛ Last-Minute

SIN - Portland

Singapore (SIN) - Portland (PDX)

Air Canada

$1,129

$1,097

One-way

Thu, Oct 1

⌛ Last-Minute

SIN - Portland

Singapore (SIN) - Portland (PDX)

China Airlines

$1,129

$1,203

One-way

Thu, Oct 1

⌛ Last-Minute

SIN - Portland

Singapore (SIN) - Portland (PDX)

China Airlines

$1,137

$1,208

One-way

Sun, Oct 4

⌛ Last-Minute

SIN - Portland

Singapore (SIN) - Portland (PDX)

Air Canada

$1,225

$1,223

One-way

Sat, Oct 10

⌛ Last-Minute

SIN - Portland

Singapore (SIN) - Portland (PDX)

Japan Airlines

$1,149

$1,023

One-way

Biggest price drops on these dates for flights from Singapore to Portland

13 nights

Dec 18 - Dec 31

$1,372 → $973

29%

29 nights

Dec 22 - Jan 20

$1,362 → $1,089

20%

3 nights

Oct 22 - Oct 25

$1,240 → $973

22%

13 nights

Oct 15 - Oct 28

$1,132 → $958

15%

Popular Airports to fly from Singapore to Portland

Singapore - Portland route insights

💸 Price insights

Recent fares are below the typical level

Recent fares from Singapore to Portland are below the typical level at $956.

📅 Best time to fly

November is the cheapest month to fly

Historically, November is the cheapest month to fly, with a median price of $612.

⏱️ Flight duration

Flights typically take 53h 21m

Flights from Singapore to Portland typically take 53h 21m, with a median of 3 stopovers.

✈️ Airlines & availability

Connecting flights are dominant on this route

Connecting flights are dominant, with no direct flights available on this long-haul route.

🏆 Airline highlight

Air Canada offers a recent deal

Air Canada recently offered a deal for $956 from November 19-29.

🎯 Booking tip

Deals are rare on this route

Deals for flights from Singapore to Portland are rare, so book when you see a good price.

Singapore main airports to depart from

Singapore Changi (SIN)

Cheapest

Singapore Changi Airport is a convenient departure point for flights from Singapore to Portland.

📍 ~19 km from city center (reachable by car or train)

💸 Flights from ~$971

Portland main airports to arrive at

Portland International (PDX)

Cheapest

Portland International Airport is a convenient arrival option for flights from Singapore to Portland.

📍 ~10 km from Portland (reachable by car)

💸 Flights from ~$1,001

Airports nearby Portland used as alternative

Seattle–Tacoma International (SEA)

Cheapest

This major international hub often provides more competitive pricing and significantly more flight options than PDX.

Portland, United States

91% AI deal score

$7,645

$5,590

Save $2,055

Vietnam Airlines, +1

Business Class

Frequently Asked Questions About Flights to Portland

Cheap Flights from Singapore to Portland

Today’s best flight deals from Singapore to Portland

Singapore to Portland: Overview

Insights for flights from Singapore to Portland

How much is a round trip from Singapore to Portland

The cheapest time to fly from Singapore to Portland

Direct flights from Singapore to Portland

Last-minute flights going from Singapore to Portland

Biggest price drops on these dates for flights from Singapore to Portland

Popular Airports to fly from Singapore to Portland

Singapore - Portland route insights

Recent fares are below the typical level

November is the cheapest month to fly

Flights typically take 53h 21m

Connecting flights are dominant on this route

Air Canada offers a recent deal

Deals are rare on this route

Singapore main airports to depart from

Portland main airports to arrive at

Airports nearby Portland used as alternative

Business & First Class Flight Deals to Portland

Best Elite deals to Portland

Dec 10

Dec 10

Dec 10

Dec 10

Dec 10

Oct 15

Oct 23

Oct 09

Sep 21

Sep 29

Oct 18

Oct 20

Frequently Asked Questions About Flights to Portland

How can I find cheap flights from Singapore to Portland?

When should I book flights from Singapore to Portland?

Should I compare nearby airports for flights from Singapore to Portland?

Are direct flights from Singapore to Portland always the best option?

Can flexible travel dates help on Singapore to Portland flights?

What extra costs should I check before booking Singapore to Portland flights?

Related routes

More routes from Singapore

Flights to Portland from other cities

Singapore to Portland: Overview

Insights for flights from Singapore to Portland

How much is a round trip from Singapore to Portland

The cheapest time to fly from Singapore to Portland

Direct flights from Singapore to Portland

Last-minute flights going from Singapore to Portland

Biggest price drops on these dates for flights from Singapore to Portland

Popular Airports to fly from Singapore to Portland

Singapore - Portland route insights

Recent fares are below the typical level

November is the cheapest month to fly

Flights typically take 53h 21m

Connecting flights are dominant on this route

Air Canada offers a recent deal

Deals are rare on this route

Singapore main airports to depart from

Portland main airports to arrive at

Airports nearby Portland used as alternative

Business & First Class Flight Deals to Portland

Best Elite deals to Portland

Dec 10

Dec 10

Dec 10

Dec 10

Dec 10

Oct 15

Oct 23

Oct 09

Sep 21

Sep 29

Oct 18

Oct 20

Frequently Asked Questions About Flights to Portland

How can I find cheap flights from Singapore to Portland?

When should I book flights from Singapore to Portland?

Should I compare nearby airports for flights from Singapore to Portland?